On Sat, Dec 31, 2005 at 06:25:39AM -0500, Jonathan Smith wrote: > Thanks again, could you recommend an amplifier or a manufacturer that > makes one? I did a quick search, all the different types of > amplifiers are confusing.
I use a hirschmann (GHV20E), they are expensive but work well. I have serveral tunercards and tv's connected and i have no problems anymore I also tried several cheaper amplifiers (+36db !?!?!, Eur. 20,= ) but they made it worse good quality coax and connectors do help a lot too. Chris > > On 12/30/05, David Arendt <[EMAIL PROTECTED]> wrote: > > No, I have cable tv and am feeding the signal from cable tv through an > > antenna amplifier. However it is advisable to take an antenna amplifier > > with variable gain, as to much amplification could make things worse. As > > antenna amplifiers are generally not too expensive, I would suggest to > > simply give it a try. The devices necessary to measure you signal are > > surely much more expensive than an antenna amplifier. > > > > Jonathan Smith wrote: > > > Thank You David, does this mean that you dont have a cable TV, but are > > > using a standard antenna (maybe I am misinterpretting what you mean by > > > antenna amplifier)? I have cable TV, even when feeding the cable > > > directly from the cable box to the card, the quality is the same. > > > Does anyone know how I can measure the signal quality from the cable? > > > What should the signal quality be for the hauppauge card? > > > > > > Thanks. > > > > > > On 12/30/05, David Arendt <[EMAIL PROTECTED]> wrote: > > > > > >> I had a similar problem. I noticed that the antenna input from the > > >> PVR-350 is not as sensitive as the one from most televisions. For me, > > >> putting an antenna amplifier before the PVR-350 solved these problems. > > >> > > >> Jonathan Smith wrote: > > >> > > >>> I am reposting my question about the ability to improve quality of the > > >>> video on certain channels. As my original post indicates, there are a > > >>> few channels where the quality of the output is grainy, a couple have > > >>> horizontal lines on screen. I have similar results using either my > > >>> nvidia card for output or the 350 card. I do record on some of these > > >>> channels, it looks worse than a VCR recording. The channels look fine > > >>> when viewing from cable TV. Most of them are lower number channels: > > >>> 12,14,15,17. Any suggestions? > > >>> > > >>> Thanks. > > >>> > > >>> Here is my config: > > >>> > > >>> OS - Fedora Core 4 > > >>> Kernel: 2.6.14-1.1653_FC4 > > >>> ivtv version 0.4.1 > > >>> xdriver: 0.10.6 > > >>> video resolution: 720x480 > > >>> windows manager: KDE > > >>> > > >>> CPU: AMD Athlon XP 3200+ > > >>> Memory: 512 MB > > >>> Motherboard: Chaintech Summit 7NJL6 > > >>> Video Card: nVidia Corporation NV18 GeForce 4 MX > > >>> Sound Card: SoundBlaster Audigy OEM > > >>> Video Capture Cards: 1 Hauppauge 350 card, 1 Hauppauge 500 card > > >>> Video Out: Hauppauge 350 > > >>> > > >>> US Cable TV > > >>> > > >>> dmesg of ivtv modules: > > >>> > > >>> Dec 29 20:59:50 mythtv kernel: ivtv: ==================== START INIT > > >>> IVTV ==================== > > >>> Dec 29 20:59:50 mythtv kernel: ivtv: version 0.4.1 (tagged release) > > >>> loading > > >>> Dec 29 20:59:50 mythtv kernel: ivtv: Linux version: 2.6.14-1.1653_FC4 > > >>> 686 REGPARM 4KSTACKS gcc-4.0 > > >>> Dec 29 20:59:50 mythtv kernel: ivtv: In case of problems please > > >>> include the debug info between > > >>> Dec 29 20:59:50 mythtv kernel: ivtv: the START INIT IVTV and END INIT > > >>> IVTV lines, along with > > >>> Dec 29 20:59:50 mythtv kernel: ivtv: any module options, when mailing > > >>> the ivtv-users mailinglist. > > >>> Dec 29 20:59:50 mythtv kernel: ivtv0: Autodetected WinTV PVR 350 card > > >>> (cx23415 based) > > >>> Dec 29 20:59:50 mythtv kernel: ACPI: PCI Interrupt Link [LNK4] enabled > > >>> at IRQ 11 > > >>> Dec 29 20:59:50 mythtv kernel: ACPI: PCI Interrupt 0000:01:07.0[A] -> > > >>> Link [LNK4] -> GSI 11 (level, low) -> IRQ 11 > > >>> Dec 29 20:59:50 mythtv kernel: ivtv0: Unreasonably low latency timer, > > >>> setting to 64 (was 32) > > >>> Dec 29 20:59:50 mythtv kernel: tveeprom: ivtv version > > >>> Dec 29 20:59:51 mythtv kernel: tveeprom: Hauppauge: model = 48132, rev > > >>> = J323, serial# = 2754911 > > >>> Dec 29 20:59:51 mythtv kernel: tveeprom: tuner = Philips FM1236 (idx = > > >>> 23, type = 2) > > >>> Dec 29 20:59:51 mythtv kernel: tveeprom: tuner fmt = NTSC(M) (eeprom = > > >>> 0x08, v4l2 = 0x00001000) > > >>> Dec 29 20:59:51 mythtv kernel: tveeprom: audio processor = MSP4448 > > >>> (type = 1b) > > >>> Dec 29 20:59:51 mythtv kernel: tveeprom: decoder processor = SAA7115 > > >>> (type = 13) > > >>> Dec 29 20:59:51 mythtv kernel: ivtv0: i2c attach to card #0 ok > > >>> [client=tveeprom, addr=50] > > >>> Dec 29 20:59:51 mythtv kernel: tuner 0-0061: chip found @ 0xc2 (ivtv > > >>> i2c driver #0) > > >>> Dec 29 20:59:51 mythtv kernel: ivtv0: i2c attach to card #0 ok > > >>> [client=(tuner unset), addr=61] > > >>> Dec 29 20:59:51 mythtv kernel: saa7115 0-0021: ivtv driver > > >>> Dec 29 20:59:51 mythtv kernel: saa7115 0-0021: saa7115 found @ 0x42 > > >>> (ivtv i2c driver #0) > > >>> Dec 29 20:59:51 mythtv kernel: ivtv0: i2c attach to card #0 ok > > >>> [client=saa7115, addr=21] > > >>> Dec 29 20:59:51 mythtv kernel: saa7127 0-0044: ivtv driver > > >>> Dec 29 20:59:51 mythtv kernel: saa7127 0-0044: saa7127 found @ 0x88 > > >>> (ivtv i2c driver #0) > > >>> Dec 29 20:59:51 mythtv kernel: ivtv0: i2c attach to card #0 ok > > >>> [client=saa7127, addr=44] > > >>> Dec 29 20:59:51 mythtv kernel: msp3400 0-0040: ivtv driver > > >>> Dec 29 20:59:52 mythtv kernel: msp3400 0-0040: chip=MSP4448G-A2 +nicam > > >>> +simple +simpler +radio mode=simpler > > >>> Dec 29 20:59:52 mythtv kernel: ivtv0: i2c attach to card #0 ok > > >>> [client=MSP4448G-A2, addr=40] > > >>> Dec 29 20:59:52 mythtv kernel: msp3400 0-0040: msp34xxg daemon started > > >>> Dec 29 20:59:52 mythtv kernel: ivtv0: loaded v4l-cx2341x-enc.fw > > >>> firmware (262144 bytes) > > >>> Dec 29 20:59:52 mythtv kernel: ivtv0: loaded v4l-cx2341x-dec.fw > > >>> firmware (262144 bytes) > > >>> Dec 29 20:59:52 mythtv kernel: ivtv0: Encoder revision: 0x02040024 > > >>> Dec 29 20:59:52 mythtv kernel: ivtv0 warning: Encoder Firmware can be > > >>> buggy, use version 0x02040011 or 0x02050032. > > >>> Dec 29 20:59:52 mythtv kernel: ivtv0: Decoder revision: 0x02020023 > > >>> Dec 29 20:59:52 mythtv kernel: ivtv0: Allocate DMA encoder MPEG > > >>> stream: 128 x 32768 buffers (4096KB total) > > >>> Dec 29 20:59:52 mythtv kernel: ivtv0: Allocate DMA encoder YUV stream: > > >>> 194 x 10800 buffers (2048KB total) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: Allocate DMA encoder VBI stream: > > >>> 120 x 17472 buffers (2048KB total) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: Allocate DMA encoder PCM audio > > >>> stream: 455 x 4608 buffers (2048KB total) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: Create encoder radio stream > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: Allocate DMA decoder MPEG > > >>> stream: 16 x 65536 buffers (1024KB total) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: Allocate DMA decoder VBI stream: > > >>> 512 x 2048 buffers (1024KB total) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: Create decoder VOUT stream > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: Allocate DMA decoder YUV stream: > > >>> 24 x 43200 buffers (1024KB total) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: unable to open firmware > > >>> v4l-cx2341x-init-mpeg.bin > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: did you put the firmware in the > > >>> hotplug firmware directory? > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: failed to read mpeg decoder > > >>> initialisation file v4l-cx2341x-init-mpeg.bin > > >>> Dec 29 20:59:53 mythtv kernel: tuner 0-0061: type set to 2 (Philips > > >>> NTSC (FI1236,FM1236 and compatibles)) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv0: Initialized WinTV PVR 350, card #0 > > >>> Dec 29 20:59:53 mythtv kernel: ivtv: ====================== NEXT > > >>> CARD ====================== > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: Autodetected WinTV PVR 150 card > > >>> (cx23416 based) > > >>> Dec 29 20:59:53 mythtv kernel: ACPI: PCI Interrupt Link [LNK1] enabled > > >>> at IRQ 9 > > >>> Dec 29 20:59:53 mythtv kernel: PCI: setting IRQ 9 as level-triggered > > >>> Dec 29 20:59:53 mythtv kernel: ACPI: PCI Interrupt 0000:02:08.0[A] -> > > >>> Link [LNK1] -> GSI 9 (level, low) -> IRQ 9 > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: Unreasonably low latency timer, > > >>> setting to 64 (was 32) > > >>> Dec 29 20:59:53 mythtv kernel: tveeprom: Second (radio) tuner idx 101 > > >>> Dec 29 20:59:53 mythtv kernel: tveeprom: ivtv version > > >>> Dec 29 20:59:53 mythtv kernel: tveeprom: Hauppauge: model = 23552, rev > > >>> = D492, serial# = 7894323 > > >>> Dec 29 20:59:53 mythtv kernel: tveeprom: tuner = Philips FQ1236A MK4 > > >>> (idx = 92, type = 57) > > >>> Dec 29 20:59:53 mythtv kernel: tveeprom: tuner fmt = NTSC(M) (eeprom = > > >>> 0x08, v4l2 = 0x00001000) > > >>> Dec 29 20:59:53 mythtv kernel: tveeprom: audio processor = CX25843 > > >>> (type = 25) > > >>> Dec 29 20:59:53 mythtv kernel: tveeprom: decoder processor = CX25843 > > >>> (type = 1e) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: i2c attach to card #1 ok > > >>> [client=tveeprom, addr=50] > > >>> Dec 29 20:59:53 mythtv kernel: tuner 1-0060: chip found @ 0xc0 (ivtv > > >>> i2c driver #1) > > >>> Dec 29 20:59:53 mythtv kernel: tuner 1-0060: TEA5767 detected. > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: i2c attach to card #1 ok > > >>> [client=(tuner unset), addr=60] > > >>> Dec 29 20:59:53 mythtv kernel: tuner 1-0060: type set to 62 (Philips > > >>> TEA5767HN FM Radio) > > >>> Dec 29 20:59:53 mythtv kernel: tuner 1-0061: chip found @ 0xc2 (ivtv > > >>> i2c driver #1) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: i2c attach to card #1 ok > > >>> [client=(tuner unset), addr=61] > > >>> Dec 29 20:59:53 mythtv kernel: tda9885/6/7: chip found @ 0x86 > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: i2c attach to card #1 ok > > >>> [client=tda9887, addr=43] > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: This is the first unit of a PVR500 > > >>> Dec 29 20:59:53 mythtv kernel: cx25840 1-0044: ivtv driver > > >>> Dec 29 20:59:53 mythtv kernel: cx25840 1-0044: cx25843-23 found @ 0x88 > > >>> (ivtv i2c driver #1) > > >>> Dec 29 20:59:53 mythtv kernel: cx25840 1-0044: unable to open firmware > > >>> v4l-cx25840.fw > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: i2c attach to card #1 ok > > >>> [client=cx25840, addr=44] > > >>> Dec 29 20:59:53 mythtv kernel: wm8775 1-001b: ivtv driver > > >>> Dec 29 20:59:53 mythtv kernel: wm8775 1-001b: chip found @ 0x36 (ivtv > > >>> i2c driver #1) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: i2c attach to card #1 ok > > >>> [client=wm8775, addr=1b] > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: Detected a TEA5767 radio tuner. > > >>> Enabling radio support. > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: loaded v4l-cx2341x-enc.fw > > >>> firmware (262144 bytes) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: Encoder revision: 0x02040024 > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1 warning: Encoder Firmware can be > > >>> buggy, use version 0x02040011 or 0x02050032. > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: Allocate DMA encoder MPEG > > >>> stream: 128 x 32768 buffers (4096KB total) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: Allocate DMA encoder YUV stream: > > >>> 194 x 10800 buffers (2048KB total) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: Allocate DMA encoder VBI stream: > > >>> 120 x 17472 buffers (2048KB total) > > >>> Dec 29 20:59:53 mythtv kernel: ivtv1: Allocate DMA encoder PCM audio > > >>> stream: 455 x 4608 buffers (2048KB total) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv1: Create encoder radio stream > > >>> Dec 29 20:59:54 mythtv kernel: tuner 1-0061: type set to 57 (Philips > > >>> FQ1236A MK4) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv1: Initialized WinTV PVR 500 (unit > > >>> #1), card #1 > > >>> Dec 29 20:59:54 mythtv kernel: ivtv: ====================== NEXT > > >>> CARD ====================== > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: Autodetected WinTV PVR 150 card > > >>> (cx23416 based) > > >>> Dec 29 20:59:54 mythtv kernel: ACPI: PCI Interrupt Link [LNK2] enabled > > >>> at IRQ 5 > > >>> Dec 29 20:59:54 mythtv kernel: ACPI: PCI Interrupt 0000:02:09.0[A] -> > > >>> Link [LNK2] -> GSI 5 (level, low) -> IRQ 5 > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: Unreasonably low latency timer, > > >>> setting to 64 (was 32) > > >>> Dec 29 20:59:54 mythtv kernel: tveeprom: Second (radio) tuner idx 101 > > >>> Dec 29 20:59:54 mythtv kernel: tveeprom: ivtv version > > >>> Dec 29 20:59:54 mythtv kernel: tveeprom: Hauppauge: model = 23552, rev > > >>> = D492, serial# = 7894323 > > >>> Dec 29 20:59:54 mythtv kernel: tveeprom: tuner = Philips FQ1236A MK4 > > >>> (idx = 92, type = 57) > > >>> Dec 29 20:59:54 mythtv kernel: tveeprom: tuner fmt = NTSC(M) (eeprom = > > >>> 0x08, v4l2 = 0x00001000) > > >>> Dec 29 20:59:54 mythtv kernel: tveeprom: audio processor = CX25843 > > >>> (type = 25) > > >>> Dec 29 20:59:54 mythtv kernel: tveeprom: decoder processor = CX25843 > > >>> (type = 1e) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: i2c attach to card #2 ok > > >>> [client=tveeprom, addr=50] > > >>> Dec 29 20:59:54 mythtv kernel: tuner 2-0061: chip found @ 0xc2 (ivtv > > >>> i2c driver #2) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: i2c attach to card #2 ok > > >>> [client=(tuner unset), addr=61] > > >>> Dec 29 20:59:54 mythtv kernel: tda9885/6/7: chip found @ 0x86 > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: i2c attach to card #2 ok > > >>> [client=tda9887, addr=43] > > >>> Dec 29 20:59:54 mythtv kernel: cx25840 2-0044: ivtv driver > > >>> Dec 29 20:59:54 mythtv kernel: cx25840 2-0044: cx25843-23 found @ 0x88 > > >>> (ivtv i2c driver #2) > > >>> Dec 29 20:59:54 mythtv kernel: cx25840 2-0044: unable to open firmware > > >>> v4l-cx25840.fw > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: i2c attach to card #2 ok > > >>> [client=cx25840, addr=44] > > >>> Dec 29 20:59:54 mythtv kernel: wm8775 2-001b: ivtv driver > > >>> Dec 29 20:59:54 mythtv kernel: wm8775 2-001b: chip found @ 0x36 (ivtv > > >>> i2c driver #2) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: i2c attach to card #2 ok > > >>> [client=wm8775, addr=1b] > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: This is the second unit of a > > >>> PVR500 > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: Correcting tveeprom data: no > > >>> radio present on second unit > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: loaded v4l-cx2341x-enc.fw > > >>> firmware (262144 bytes) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: Encoder revision: 0x02040024 > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2 warning: Encoder Firmware can be > > >>> buggy, use version 0x02040011 or 0x02050032. > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: Allocate DMA encoder MPEG > > >>> stream: 128 x 32768 buffers (4096KB total) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: Allocate DMA encoder YUV stream: > > >>> 194 x 10800 buffers (2048KB total) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: Allocate DMA encoder VBI stream: > > >>> 120 x 17472 buffers (2048KB total) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: Allocate DMA encoder PCM audio > > >>> stream: 455 x 4608 buffers (2048KB total) > > >>> Dec 29 20:59:54 mythtv kernel: tuner 2-0061: type set to 57 (Philips > > >>> FQ1236A MK4) > > >>> Dec 29 20:59:54 mythtv kernel: ivtv2: Initialized WinTV PVR 500 (unit > > >>> #2), card #2 > > >>> Dec 29 20:59:54 mythtv kernel: > > >>> ivtv: ==================== END INIT IVTV ==================== > > >>> > > >>> lspci -v: > > >>> > > >>> 01:07.0 Multimedia video controller: Internext Compression Inc iTVC15 > > >>> MPEG-2 Encoder (rev 01) > > >>> Subsystem: Hauppauge computer works Inc. WinTV PVR-350 > > >>> Flags: bus master, medium devsel, latency 64, IRQ 11 > > >>> Memory at e0000000 (32-bit, prefetchable) [size=64M] > > >>> Capabilities: [44] Power Management version 2 > > >>> > > >>> 02:08.0 Multimedia video controller: Internext Compression Inc iTVC16 > > >>> (CX23416) MPEG-2 Encoder (rev 01) > > >>> Subsystem: Hauppauge computer works Inc.: Unknown device e807 > > >>> Flags: bus master, medium devsel, latency 64, IRQ 9 > > >>> Memory at d8000000 (32-bit, prefetchable) [size=64M] > > >>> Capabilities: [44] Power Management version 2 > > >>> > > >>> 02:09.0 Multimedia video controller: Internext Compression Inc iTVC16 > > >>> (CX23416) MPEG-2 Encoder (rev 01) > > >>> Subsystem: Hauppauge computer works Inc.: Unknown device e817 > > >>> Flags: bus master, medium devsel, latency 64, IRQ 5 > > >>> Memory at dc000000 (32-bit, prefetchable) [size=64M] > > >>> Capabilities: [44] Power Management version 2 > > >>> > > >>> _______________________________________________ > > >>> ivtv-users mailing list > > >>> [email protected] > > >>> http://ivtvdriver.org/mailman/listinfo/ivtv-users > > >>> > > >>> > > >> _______________________________________________ > > >> ivtv-users mailing list > > >> [email protected] > > >> http://ivtvdriver.org/mailman/listinfo/ivtv-users > > >> > > >> > > > > > > _______________________________________________ > > > ivtv-users mailing list > > > [email protected] > > > http://ivtvdriver.org/mailman/listinfo/ivtv-users > > > > > > > _______________________________________________ > > ivtv-users mailing list > > [email protected] > > http://ivtvdriver.org/mailman/listinfo/ivtv-users > > > > _______________________________________________ > ivtv-users mailing list > [email protected] > http://ivtvdriver.org/mailman/listinfo/ivtv-users -- Met vriendelijke groeten/kind regards, Chris Holleman
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